Commentary A perceptive Ottawa friend says the current Freedom Convoy Sturm und Drang in the nation’s capital can be captured in three words: Bouncy Castles. Snipers. The first two obviously refer to the playful atmosphere of the protest so evident in videos and live streaming. Despite the city’s usual lugubrious February weather, the days-long campaign against vaccine mandates and related state anti-COVID measures has been routinely compared to Canada Day for its family-friendly, flag waving, singing-dancing visuals. Metaphorically, the word “snipers” refers to the mood of menace many media reports insist citizens reportedly feel because some downtown streets remain clogged with big rigs two weeks after the convoy arrived. The air filled with the sound of truckers’ air horns is a contributor as well. Even an intermittent 80-decibel din in a small apartment could put anyone on edge. But “snipers” also has a real-world point of reference, however. Rumour has …